ncols         5
nrows         5
xllcorner     100.0
yllcorner     100.0
cellsize      10.0
NODATA_value  -9999
5 4 0 0 0 
2.75 0 0 0 0 
4.25 0 0 1 0.4 
3.5 0 0 0.6 0.6 
3 0 0 0.4 4 
